陈春
c9cf644ac5
- 添加 build-and-push.sh 脚本用于自动化构建和推送 Docker 镜像 - 更新 .dockerignore 排除 pnpm-workspace.yaml - 更新项目依赖和配置文件
87 lines
3.1 KiB
Vue
Executable File
87 lines
3.1 KiB
Vue
Executable File
<script setup lang="ts">
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import { ref, onMounted, onBeforeUnmount, computed } from 'vue'
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import gsap from 'gsap'
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import { useAppStore } from '~/stores/app'
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import { usePageScrollLock } from '~/composables/usePageScrollLock'
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const loaderRef = ref<HTMLElement | null>(null)
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const loaderBarRef = ref<HTMLElement | null>(null)
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const appStore = useAppStore()
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// 加载期间锁定页面滚动（注意：Pinia 的 state 是自动解包的，必须用 computed 包装才能保持响应式）
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usePageScrollLock(computed(() => appStore.isAppLoading), { className: 'is-scroll-locked' })
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let loaderTween: gsap.core.Tween | null = null
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let removeLoadListener: (() => void) | null = null
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let introStartTimer: ReturnType<typeof window.setTimeout> | null = null
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onMounted(() => {
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if (!loaderRef.value || !loaderBarRef.value) return
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// 1. 初始化 GSAP 样式状态
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gsap.set(loaderRef.value, { display: 'grid', yPercent: 0, autoAlpha: 1 })
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gsap.set(loaderBarRef.value, { scaleX: 0.18, transformOrigin: 'left center' })
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// 2. 进度条往复加载动画
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loaderTween = gsap.to(loaderBarRef.value, {
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scaleX: 0.82,
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duration: 1.2,
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ease: 'power1.inOut',
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repeat: -1,
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yoyo: true,
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})
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const loaderStartedAt = window.performance.now()
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const minLoaderDuration = 1200 // 保证加载动画至少播放 1.2 秒，避免一闪而过
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const finishLoading = () => {
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removeLoadListener?.()
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if (introStartTimer) clearTimeout(introStartTimer)
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// 计算还需要等待多久才能达到最小加载时间
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const remainingTime = Math.max(0, minLoaderDuration - (window.performance.now() - loaderStartedAt))
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introStartTimer = setTimeout(() => {
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// 停止往复动画
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loaderTween?.kill()
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// 3. 执行加载器退场动画
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gsap.timeline({
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onComplete: () => {
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gsap.set(loaderRef.value, { display: 'none' })
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appStore.setAppLoading(false)
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window.dispatchEvent(new CustomEvent('app-loading-done'))
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}
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})
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.to(loaderBarRef.value, { scaleX: 1, duration: 0.25, ease: 'power2.out' })
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.to(loaderRef.value, { yPercent: -100, duration: 0.75, ease: 'power4.inOut' })
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}, remainingTime)
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}
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// 监听浏览器 window.onload 事件以判断页面资源是否加载完毕
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if (document.readyState === 'complete') {
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finishLoading()
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} else {
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window.addEventListener('load', finishLoading, { once: true })
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removeLoadListener = () => window.removeEventListener('load', finishLoading)
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}
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})
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onBeforeUnmount(() => {
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loaderTween?.kill()
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if (introStartTimer) clearTimeout(introStartTimer)
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removeLoadListener?.()
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})
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</script>
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<template>
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<div ref="loaderRef" class="fixed inset-0 z-[90] grid place-items-center bg-black text-white will-change-transform" aria-hidden="true">
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<div class="w-[min(220px,calc(100vw-48px))] text-xs uppercase tracking-[0.18em]">
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<p class="m-0 mb-[14px]">Loading</p>
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<span class="block h-px w-full overflow-hidden bg-white/20">
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<span ref="loaderBarRef" class="block h-full w-full origin-left scale-x-0 bg-white"></span>
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</span>
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</div>
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</div>
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</template>
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